22031221333023 has 12 divisors (see below), whose sum is σ = 36369000295888. Its totient is φ = 12589269333120.

The previous prime is 22031221332959. The next prime is 22031221333031. The reversal of 22031221333023 is 32033312213022.

22031221333023 is a `hidden beast` number, since 2 + 2 + 0 + 312 + 2 + 13 + 330 + 2 + 3 = 666.

It is not a de Polignac number, because 22031221333023 - 2⁶ = 22031221332959 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22031221331023) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 174850962898 + ... + 174850963023.

Almost surely, 2^{22031221333023} is an apocalyptic number.

22031221333023 is a deficient number, since it is larger than the sum of its proper divisors (14337778962865).

22031221333023 is a wasteful number, since it uses less digits than its factorization.

22031221333023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 349701925934 (or 349701925931 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 27.

Adding to 22031221333023 its reverse (32033312213022), we get a palindrome (54064533546045).

The spelling of 22031221333023 in words is "twenty-two trillion, thirty-one billion, two hundred twenty-one million, three hundred thirty-three thousand, twenty-three".